| AISI 1040 Steel, cold drawn, low temperature, stress relieved, 50-75 mm (2-3 in) round | |
|---|---|
| Categories: | MetalFerrous MetalCarbon SteelAISI 1000 Series SteelMedium Carbon Steel |
| Material Notes: | Typical uses include machine, plow, and carriage bolts, tie wire, cylinder head studs, and machined parts, U-bolts, concrete reinforcing rods, forgings, and non-critical springs. |
| Key Words: | UNS G10400, ASTM A29, ASTM A108, ASTM A510, ASTM A519, ASTM A546, ASTM A576, ASTM A682, MIL SPEC MIL-S-11310 (CS1040), SAE J403, SAE J412, SAE J414, DIN 1.1186, JIS S 40 C, BS 970 060A40, BS 970 080A40, BS 970 080M40 (EN8), BS 2 S 93 |
| Vendors: | No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material. |
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Export data to your CAD/FEA program| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 7.845 g/cc | 0.2834 lb/in³ | Chemical composition of 0.435% C, 0.69% Mn, 0.20% Si, annealed at 860°C (1580°F). |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163 | 163 | |
| Hardness, Knoop | 184 | 184 | Converted from Brinell |
| Hardness, Rockwell B | 84 | 84 | Converted from Brinell |
| Hardness, Vickers | 170 | 170 | Converted from Brinell |
| Tensile Strength, Ultimate | 550 MPa | 79800 psi | |
| Tensile Strength, Yield | 485 MPa | 70300 psi | |
| Elongation at Break | 11 % | 11 % | in 50 mm |
| Reduction of Area | 30 % | 30 % | |
| Modulus of Elasticity | 200 GPa | 29000 ksi | Typical for steel |
| Bulk Modulus | 160 GPa | 23200 ksi | Typical for steels |
| Poissons Ratio | 0.29 | 0.29 | Typical For Steel |
| Shear Modulus | 80.0 GPa | 11600 ksi | Typical for steels |
| Izod Impact | 45.0 J | 33.2 ft-lb | annealed at 790°C (1450°F) |
| 49.0 J | 36.1 ft-lb | as rolled | |
| 65.0 J | 47.9 ft-lb | normalized at 900°C (1650°F) | |
| Electrical Properties | Metric | English | Comments |
Electrical Resistivity  | 0.0000171 ohm-cm @Temperature 20.0 °C | 0.0000171 ohm-cm @Temperature 68.0 °F | |
| 0.0000221 ohm-cm @Temperature 100 °C | 0.0000221 ohm-cm @Temperature 212 °F | ||
| 0.0000296 ohm-cm @Temperature 200 °C | 0.0000296 ohm-cm @Temperature 392 °F | ||
| 0.0000493 ohm-cm @Temperature 400 °C | 0.0000493 ohm-cm @Temperature 752 °F | ||
| 0.0000763 ohm-cm @Temperature 600 °C | 0.0000763 ohm-cm @Temperature 1110 °F | ||
| 0.0000932 ohm-cm @Temperature 700 °C | 0.0000932 ohm-cm @Temperature 1290 °F | ||
| 0.0001111 ohm-cm @Temperature 800 °C | 0.0001111 ohm-cm @Temperature 1470 °F | ||
| 0.0001149 ohm-cm @Temperature 900 °C | 0.0001149 ohm-cm @Temperature 1650 °F | ||
| 0.0001179 ohm-cm @Temperature 1000 °C | 0.0001179 ohm-cm @Temperature 1830 °F | ||
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.3 µm/m-°C @Temperature 20.0 – 100 °C | 6.28 µin/in-°F @Temperature 68.0 – 212 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu. |
| 12.1 µm/m-°C @Temperature 20.0 – 200 °C | 6.72 µin/in-°F @Temperature 68.0 – 392 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu. | |
| 12.2 µm/m-°C @Temperature 20.0 – 300 °C | 6.78 µin/in-°F @Temperature 68.0 – 572 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu | |
| 13.3 µm/m-°C @Temperature 20.0 – 400 °C | 7.39 µin/in-°F @Temperature 68.0 – 752 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu | |
| 13.9 µm/m-°C @Temperature 20.0 – 500 °C | 7.72 µin/in-°F @Temperature 68.0 – 932 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu | |
| 14.2 µm/m-°C @Temperature 20.0 – 600 °C | 7.89 µin/in-°F @Temperature 68.0 – 1110 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu | |
| 14.8 µm/m-°C @Temperature 20.0 – 700 °C | 8.22 µin/in-°F @Temperature 68.0 – 1290 °F | Composition of 0.40% C, 0.11% Mn, 0.01% P, 0.03% S, 0.03% Si, 0.03% Cu | |
| Specific Heat Capacity | 0.486 J/g-°C @Temperature >=100 °C | 0.116 BTU/lb-°F @Temperature >=212 °F | |
| 0.515 J/g-°C @Temperature 150 – 200 °C | 0.123 BTU/lb-°F @Temperature 302 – 392 °F | ||
| 0.528 J/g-°C @Temperature 200 – 250 °C | 0.126 BTU/lb-°F @Temperature 392 – 482 °F | ||
| 0.548 J/g-°C @Temperature 250 – 300 °C | 0.131 BTU/lb-°F @Temperature 482 – 572 °F | ||
| 0.569 J/g-°C @Temperature 300 – 350 °C | 0.136 BTU/lb-°F @Temperature 572 – 662 °F | ||
| 0.586 J/g-°C @Temperature 350 – 400 °C | 0.140 BTU/lb-°F @Temperature 662 – 752 °F | ||
| 0.624 J/g-°C @Temperature 750 – 800 °C | 0.149 BTU/lb-°F @Temperature 1380 – 1470 °F | ||
| 0.649 J/g-°C @Temperature 450 – 500 °C | 0.155 BTU/lb-°F @Temperature 842 – 932 °F | ||
| 0.708 J/g-°C @Temperature 550 – 600 °C | 0.169 BTU/lb-°F @Temperature 1020 – 1110 °F | ||
| 0.770 J/g-°C @Temperature 650 – 700 °C | 0.184 BTU/lb-°F @Temperature 1200 – 1290 °F | ||
| 1.583 J/g-°C @Temperature 700 – 750 °C | 0.3783 BTU/lb-°F @Temperature 1290 – 1380 °F | ||
| Thermal Conductivity | 24.7 W/m-K @Temperature 800 °C | 171 BTU-in/hr-ft²-°F @Temperature 1470 °F | |
| 29.8 W/m-K @Temperature 1200 °C | 207 BTU-in/hr-ft²-°F @Temperature 2190 °F | ||
| 30.1 W/m-K @Temperature 700 °C | 209 BTU-in/hr-ft²-°F @Temperature 1290 °F | ||
| 32.9 W/m-K @Temperature 1000 °C | 228 BTU-in/hr-ft²-°F @Temperature 1830 °F | ||
| 33.9 W/m-K @Temperature 600 °C | 235 BTU-in/hr-ft²-°F @Temperature 1110 °F | ||
| 38.2 W/m-K @Temperature 500 °C | 265 BTU-in/hr-ft²-°F @Temperature 932 °F | ||
| 41.7 W/m-K @Temperature 400 °C | 289 BTU-in/hr-ft²-°F @Temperature 752 °F | ||
| 45.7 W/m-K @Temperature 300 °C | 317 BTU-in/hr-ft²-°F @Temperature 572 °F | ||
| 48.1 W/m-K @Temperature 200 °C | 334 BTU-in/hr-ft²-°F @Temperature 392 °F | ||
| 50.7 W/m-K @Temperature 100 °C | 352 BTU-in/hr-ft²-°F @Temperature 212 °F | ||
| 51.9 W/m-K @Temperature 0.000 °C | 360 BTU-in/hr-ft²-°F @Temperature 32.0 °F | ||
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | 0.37 – 0.44 % | 0.37 – 0.44 % | |
| Iron, Fe | 98.6 – 99 % | 98.6 – 99 % | As remainder |
| Manganese, Mn | 0.60 – 0.90 % | 0.60 – 0.90 % | |
| Phosphorus, P | <= 0.040 % | <= 0.040 % | |
| Sulfur, S | <= 0.050 % | <= 0.050 % | |
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